GPT-5.4 nano (Xhigh) vs MiMo-V2.6-Flash
Which is better for the money: GPT-5.4 nano (Xhigh) by OpenAI or MiMo-V2.6-Flash by Xiaomi? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Clear winner
Verdict
Pick MiMo-V2.6-Flash
MiMo-V2.6-Flash vs GPT-5.4 nano (Xhigh): 83.1% more intelligence, 66.9% less cost to run the AA benchmark, and 7.1% faster end-to-end.
| Metric | GPT-5.4 nano (Xhigh) | MiMo-V2.6-Flash | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 20.7 | 37.9 | +83.1% MiMo-V2.6-Flash is 83.1% more intelligent |
| Total AA cost (lower is better) | $331.24 | $109.55 | −66.9% MiMo-V2.6-Flash is 66.9% cheaper |
| End-to-end time (lower is better) | 53.29s | 49.53s | −7.1% MiMo-V2.6-Flash is 7.1% faster |
| Price per 1M tokens (in / out) | $0.20 / $1.25 | $0.14 / $0.28 | |
| Input modalities | Text, Image | Text, Image |
Today's Pareto frontier
Against the frontier
- GPT-5.4 nano (Xhigh) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
- MiMo-V2.6-Flash is on today's frontier: nothing is both smarter and cheaper.
GPT-5.4 nano (Xhigh)MiMo-V2.6-FlashToday's Pareto frontierOpen-weights frontierEvery other model
Matchup
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